Boeing B777 – Flight controls - SmartCockpit - Airline training guides, Aviation, Operations, Safety

Which of these flight control surfaces droop when the trailing edge flaps extend?

Krueger flaps and slats.

Flaperons.

Flaperons and slats.

Slats only.

Correct! Wrong!

When do the PFCs make self-test?

After hydraulic system pressurization.

After hydraulic system depressurization.

After the "PRIMARY FLIGHT COMPUTERS" EICAS message is displayed.

After hydraulic system shutdown (HYD PRESS SYS L+C+R).

Correct! Wrong!

When are pitch trim changes required with the 777 'fly-by-wire' system?

For all configuration changes.

During airspeed changes only.

When thrust is changed.

When the landing gear is extended.

Correct! Wrong!

Which control surfaces are used for roll control on the B777?

Ailerons, flaperons and spoilers.

Ailerons, flaperons and slats.

Ailerons, flaperons and flaps.

Ailerons, flaperons and elevators.

Correct! Wrong!

What does the EICAS message FLIGHT CONTROL MODE indicate?

Multiple flight control surfaces are inoperative.

The Flap/Slat electronics units are inoperative.

Flight control system faults are detected.

Flight control system is operating in the secondary mode.

Correct! Wrong!

What does stall warning consist of?

EICAS message 'STALL'.

Stick shaker but NO stall warning.

Stick shaker followed by stall warning.

Stall warning horn.

Correct! Wrong!

Where - and when - is the stabilizer "green band" displayed?

Always on EICAS

Only on the ground, on pitch trim indicators.

Only during landing, on CDU.

Only in flight, on control wheel.

Correct! Wrong!

What is the effect of placing a stabilizer cutout switch to cutout?

Engages gust suppression.

Disable direct rudder control.

Disconnects hydraulic supply to STCM.

Connects hydraulic supply to STCM.

Correct! Wrong!

Under what conditions does the SPEEDBRAKE EXTENDED EICAS message display?

Any time speed-brakes are extended.

After landing, if speed-brakes fail to extend.

Speedbrakes are extended and the airplane is above 800 feet RA.

Speedbrakes are extended and landing flaps are selected or RA is between 15 and 800 feet.

Correct! Wrong!

Auto speed-brakes protection is provided for which phases of flight?

Take-off, rejected take-off and approach below 200 feet.

Take-off, rejected take-off and approach.

Take-off, rejected take-off, approach and landing.

Take-off, rejected take-off and landing.

Correct! Wrong!

Do the ailerons increase lift for takeoff?

Yes the ailerons move down with flaps 5, 15 and 20.

No the ailerons are used only at high speed

Yes the ailerons move down with flaps 15 and 20.

No, the ailerons assist roll control only during high speed flight.

Correct! Wrong!

What is the maximum speed of wheel to rudder cross-tie operation?

180 knot.

210 knot.

200 knot.

220 knot.

Correct! Wrong!

What could cause the STAB GREENBAND EICAS message to be displayed?

All statements are correct.

The stabilizer position indicator is unreliable.

The FMC weight entry and CG may be incorrect.

Power to the stabilizer position indicator is lost.

Correct! Wrong!

Which of these flight control surfaces assist in roll control?

Slats only.

Ailerons and flaperons.

Flaperons and slats.

Slats and spoilers.

Correct! Wrong!

When does TAC automatically add rudder to minimize yaw?

When one engine differs by 10 present or more from the other engine.

When the engine is damaged or surges.

When engine thrust loss is sensed in the normal and secondary mode.

When an engine is at idle thrust.

Correct! Wrong!

What happens if uncommanded stabilizer motion is sensed?

Power to the affected STCM is shut off.

The stabilizer is locked in place.

Power to all STCMs is shut off.

The A/P engages automatically.

Correct! Wrong!

Which statement is true when the primary flight computer disconnect switch is positioned to DISC?

Autopilot is not available.

Protection features are NOT available.

The system operates in direct mode

All statements are correct.

Correct! Wrong!

What is the correct statement?

All statements are correct.

Aileron trim in inhibited when the autopilot is engaged.

Moving the alternate pitch trim levers with the autopilot engaged does not move the stabilizer.

Moving the alternate pitch trim levers during stall or overspeed protection does not move the stabilizer

Correct! Wrong!

Which statement is NOT true regarding the flap position indicator?

The flap position indicator is on the PFD.

The flap position indicator is magenta when slats and flaps are in transit.

There are three different displays: Primary, Secondary and Alternate.

The flap position indicator appears on EICAS when flaps begin to extend.

Correct! Wrong!

Which spoilers are available as speedbrakes (secondary and direct modes)?

Spoilers 1-7

Spoilers 4,11

Spoilers 5,10

None. Speedbrakes are disabled.

Correct! Wrong!

What control do the flaperons and ailerons provide?

Pitch control assisted by a movable horizontal stabilizer.

Increased wing lift and decreased stall speed.

Yaw control assisted by the rudder.

Roll control assisted by asymmetric spoilers.

Correct! Wrong!

Which spoilers will be locked out in secondary and direct modes?

Spoilers 1 and 14

Spoilers 8 to 14

Spolers 5 and 10

Spoilers 1 to 7

Correct! Wrong!

What principle is used when direct mode is in use?

Electric signals.

Hydraulic signal modulation.

Mechanical linkage.

Direct control surface deflection.

Correct! Wrong!

In direct mode, which of the following components of fly-by-wire are NOT operating?

Position feedback transducers.

Power Control Units (PCUs).

Primary Flight Computers (PFCs).

Actuator Control Electronics (ACES).

Correct! Wrong!

What is FALSE about stabilizer trim?

You can use the pitch trim switches on the yoke to set the trim.

As airspeed increases, trim rate decreases.

As airspeed increases, trim rate increases.

The green band on the stabilizer position indicator shows the stabilizer trim range for take-off.

Correct! Wrong!

In direct mode, which of the following components of the primary flight control system are NOT operating?

Actuator Control Electronics (ACES).

Primary Flight Computers (PFCs).

Electro hydraulic servos.

Secondary FCC.

Correct! Wrong!

What is FALSE about Flap/Slat Load Relief?

Flap load relief is available in the primary and secondary modes.

The Flap lever does not move during flap condition and shows actual flap position.

When airspeed is reduced the flap automatically re-extend as airspeed allows.

Re-extension is limited to the commended flap position.

Correct! Wrong!

A wheel to rudder cross-tie function provides the capability of being able to control the initial effects of an engine failure using control wheel inputs only. How many degrees of rudder deflection can be obtained from control wheel inputs?

13 degrees.

8 degrees.

9.5 degrees.

7.5 degrees.

Correct! Wrong!

When do the alternate pitch trim levers move the stabilizer?

During flight control secondary and direct modes.

Only on the ground.

When the autopilot is disengaged.

The levers move the stabilizer directly at all times.

Correct! Wrong!

Which of these flight control surfaces aid in roll control?

Ailerons, flaperons and spoilers.

Krueger flaps, slats and spoilers.

Slats and spoilers only.

Flaperons and slats.

Correct! Wrong!

What is true about turn compensation?

Elevator input is NOT required if the airplane is in a 30 degree bank.

It is available only in the secondary mode.

The turn compensation switch is on the overhead panel.

It is not available if the bank angle is above 30 degrees.

Correct! Wrong!

What are the initial steps to extend the flaps using the alternate flap system?

Push ALT FLAPS ARM switch. Select ALT FLAPS selector to EXT.

Arm ALT FLAPS ARM switch. Select NORMAL FLAPS selector to 20.

Arm ALT FLAPS ARM switch. Select ALT FLAPS selector to OFF.

Arm ALT FLAPS ARM switch. Select ALT FLAPS selector to EXT.

Correct! Wrong!

Which pair of spoilers is mechanically controlled through a cable from the control wheel?

Spoilers 4 and 11.

Spoilers 5 and 8.

Spoilers 5 and 10.

Spoilers 1 and 14.

Correct! Wrong!

Which trim control is inhibited when the autopilot is engaged?

Control wheel pitch trim switches.

Alternate control pitch trim.

Alternate pitch trim levers.

Trim control pitch

Correct! Wrong!

Which one of the following statements is incorrect?

The extension of speed-brakes in the landing configuration is prohibited.

Spoilers 4 and 11 are mechanically operated.

Spoilers 5 and 10 are available as ground spoilers only.

The spoilers augment roll control.

Correct! Wrong!

Which of the following is true when the flight control system is operating in secondary mode?

Actuator Control Electronics (ACES) are NOT available.

The Primary Flight Computers (PFCs) are NOT available.

The autopilot is available.

Envelope protection features are NOT available.

Correct! Wrong!

What is wheel to rudder cross-tie?

Ability to dampen Dutch roll with control wheel only.

Ability to override rudder inputs with the control wheel inputs.

Ability to control rudder trim with control wheel inputs.

Ability to control initial effects of an engine failure with control wheel only.

Correct! Wrong!

Which of the following is not correct concerning the flight control system when operating in secondary mode?

Envelope protection features are NOT available.

Thrust Asymmetry is NOT available.

All spoilers remain usable.

Autopilot and envelope protection are NOT available.

Correct! Wrong!

Which of the following is true when the flight control system is operating in secondary mode?

Envelope protection features are available.

Actuator Control Electronics (ACES) are NOT available.

Autopilot and envelope are NOT available.

The Primary Flight Computers (PFCs) are NOT available.

Correct! Wrong!

When do the control wheel stabilizer trim switches control stabilizer movement directly?

All the time.

Only on the ground.

Only during approaches.

During engine out go-arounds.

Correct! Wrong!

Which of the following is not a stall protection feature?

Stab trim is inhibited in the nose up direction at approximately the minimum manoeuvring speed.

The out-of-trim forces increase above normal for a condition above the minimum manoeuvre speed.

The pilot must apply continuous aft column force to maintain airspeed below the manoeuvring speed.

Use of alternate pitch trim levers reduces the column forces below the minimum manoeuvring speed.

Correct! Wrong!

How many spoiler panels are used as speedbrakes?

A total of 8 spoiler panels.

A total of 10 spoiler panels.

A total of 14 spoiler panels.

A total of 12 spoiler panels.

Correct! Wrong!

What causes the SPEEDNRAKE EXTENDED message to display on the EICAS?

Speedbrake is extended when radio altitude is between 15 and 800 ft.

Speedbrake is UP after landing.

On the ground when either reverse thrust lever is moved to the reverse idle detent.

Speedbrake is down when either thrust lever is advanced to a takeoff position.

Correct! Wrong!

What is the meaning of the EICAS advisory message STABILIZER CUTOUT?

One stabilizer cut-out switch is in the CUTOUT position.

The centre stabilizer control path is inoperative

Both stabilizer cut-out switches are in the CUTOUT position.

Stabilizer asymmetry compensation is inoperative.

Correct! Wrong!

Which of the following are NOT stall protection features?

In landing configuration, leading slats move to gapped position.

Stick shaker activates.

The auto-throttle disconnects.

The auto-throttle advances to maintain minimum airspeed.

Correct! Wrong!

What happens when the stabilizer signal is not present or is invalid?

The green band on the indicator turns amber

The EICAS message STAB GREENBAND displays

The green band and the pointer are not displayed

The CDU displays the VERIFY TRIM message in the scratchpad

Correct! Wrong!

Are the PFCs and ACEs used in direct mode?

It is not possible.

Only ACEs

Both PFCs and ACEs

Only PFCs

Correct! Wrong!

Which one of the following statements is false?

At cruise speed, spoilers 5 and 10 are locked out.

Spoilers 4 and 11 are mechanically operated.

When augmenting roll control, the spoilers work asymmetrically.

There are 12 spoilers.

Correct! Wrong!

What power source is used for the actuation of all primary flight controls?

Pneumatic.

Hydraulic.

Electric.

Mechanical.

Correct! Wrong!

What does the PRI FLIGHT COMPUTERS EICAS message indicate?

The system is in primary mode.

The system is in the secondary mode.

The system is in direct mode

Flight control modes are not affected.

Correct! Wrong!

What can you say about the FLAPS DRIVE EICAS message?

The EICAS flap indicator display turns magenta.

Arm the alternate system.

The flaps will operate in secondary mode.

The message is displayed when the flap drive mechanism has been shut down due to an asymmetry.

Correct! Wrong!

Automatic speed-brake operation is provided for which flight control system modes?

All flight control modes.

Secondary.

Direct.

Normal.

Correct! Wrong!

In the normal mode, a control column input or trim change is required to maintain a constant flight path:

During airspeed changes.

During speedbrake extension or retraction.

All statements are correct.

During flap extension or retraction

Correct! Wrong!

Boeing B777 – Flight controls